CN105705205A - Fire extinguishing system - Google Patents

Fire extinguishing system Download PDF

Info

Publication number
CN105705205A
CN105705205A CN201480058984.7A CN201480058984A CN105705205A CN 105705205 A CN105705205 A CN 105705205A CN 201480058984 A CN201480058984 A CN 201480058984A CN 105705205 A CN105705205 A CN 105705205A
Authority
CN
China
Prior art keywords
fire extinguishing
detection conduit
pressure
gas
extinguishing system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201480058984.7A
Other languages
Chinese (zh)
Other versions
CN105705205B (en
Inventor
约翰尼·厄恩菲耶尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOGMAKER INTERNAT AB
Original Assignee
FOGMAKER INTERNAT AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FOGMAKER INTERNAT AB filed Critical FOGMAKER INTERNAT AB
Publication of CN105705205A publication Critical patent/CN105705205A/en
Application granted granted Critical
Publication of CN105705205B publication Critical patent/CN105705205B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A62C35/64—Pipe-line systems pressurised
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
    • A62C35/023—Permanently-installed equipment with containers for delivering the extinguishing substance the extinguishing material being expelled by compressed gas, taken from storage tanks, or by generating a pressure gas
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/44—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device only the sensor being in the danger zone
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/46—Construction of the actuator
    • A62C37/48—Thermally sensitive initiators

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The present invention relates to a fire extinguishing system comprising a pressurized detection conduit (115), an extinguishing line (108) separate from the detection conduit (115), and a control module (105) adapted for sensing a pressure drop in the detection conduit (115) and for opening supply of extinguishing medium from a storage (103) to the extinguishing line (108). The detection conduit (115) is gas-permeable and filled with a detection liquid. The fire extinguishing system further comprises a liquid-gas interface (117) fluidly connecting the detection conduit (115) to a pressurized gas source (103, 106), wherein the liquid-gas interface (117) comprises an interface container (123) defining a gas space (131) which communicates with the pressurized gas source (106) and a liquid space (133) which communicates with the detection conduit (115).

Description

Fire extinguishing system
Invention field
The present invention relates to fire extinguishing system, it includes the detection conduit of pressurization, fire extinguishing line and control module, and fire extinguishing line separates with detection conduit, controls module and is suitable for sensing pressure drop in detection conduit and opens firing-fighting medium from memorizer to the supply of fire extinguishing line。
Background of invention
The fire extinguishing system of this type may be used in the engine room of the such as vehicles。The detection conduit of fire extinguishing system is usually located in the upper part of engine room, and in engine room when breaking out of fire, due to the heat that fire produces, detects duct blasthole。It will be appreciated that such fire extinguishing system is exposed to temperature conditions widely。
WO2011/141361A1 discloses a kind of fire extinguishing system, and this fire extinguishing system includes pneumatic detection system, and this pneumatic detection system is used for detecting fire and starting fire extinguishing program。This fire extinguishing system includes the airtight detection pipe being filled with gas-pressurized。In the event of a fire, due to the heat that fire produces, detect duct blasthole。Then owing to gas leaks, the pressure in detection pipe declines。The blood pressure lowering of detection pipe starts fire extinguishing program automatically。
This fire extinguishing system has and may be considered that relatively poor defect relative to the robustness of condition of different temperatures。
Summary of the invention
It is an object of the invention to overcome defect described above, and the fire extinguishing system of improvement is provided。
This purpose become apparent upon from outlined below and description and other purpose are realized by the fire extinguishing system according to claims。
According to an aspect of this disclosure, a kind of fire extinguishing system is provided, comprising: the detection conduit of pressurization, fire extinguishing line and control module, described fire extinguishing line separates with detection conduit, described control module is suitable for the pressure drop in sensing detection conduit and opens firing-fighting medium from memorizer to the supply of fire extinguishing line, wherein detection conduit is breathable and is filled with detection liquid, and fire extinguishing system also includes gas-liquid interface portion, detection catheter fluid is connected to the gas source of pressurization by this gas-liquid interface portion, wherein said gas-liquid interface portion includes interface container, this interface container defines the gas compartment and fluid space, the described gas compartment connects with the gas source of pressurization, described fluid space connects with detection conduit。
Control module be configured to sensing pressure change and in a particular manner (that is, by opening the supply of the memorizer of firing-fighting medium) in response to change。Control module to may be configured to start warning system。Then, firing-fighting medium (such as, for instance the water smoke under high pressure) is discharged through fire extinguishing line。
Such as, fire extinguishing system may be mounted in the engine room of the vehicles。Generally under the normal operating of electromotor, the temperature in such engine room reaches 120 DEG C-150 DEG C。Therefore, detection conduit needs to bear of a relatively high temperature and not burst。In order to correctly work, i.e. do not burst due to the heat that produces under normal operations, detection conduit thus needs to bear of a relatively high temperature。
Interface container is connected to each in the gas source of pressurization and the detection conduit of topping up。Therefore, interface container is suitable for the gas-pressurized in the detection liquids and gases space holding in fluid space。Gas is compressible fluid, and therefore the gas volume with certain pressure can be compressed into the less gas volume with higher pressure。Otherwise, liquid is incompressible fluid, and therefore topping up detection conduit itself can not compensate caused by variations in temperature pressure change。But, the gas in interface container can be compressed, and it allows detection liquid from detection pipe flow to interface container with compensates。It can thus be avoided the significant pressure in the detection conduit caused by the temperature risen increases。Thus the volume of each in the gas compartment and fluid space is not constant, but slightly can change in response to the ambient temperature of change of the electromotor in detection conduit installation place and/or the operating condition of change。
Therefore, gas-liquid interface portion allows to use the detection conduit of topping up to replace the detection conduit inflated。In order to work suitably, detection conduit is thus must be liquid-tight。But, detection conduit needs not be airtight, it means that other more heat-resisting material may be used for forming detection conduit。Because detection conduit need not be airtight, thus realizing more freely selecting detection tube material。Therefore, detection conduit can by material that is moist and that not easily split and bear the material of higher temperature than the material of airtight detection conduit and formed。Consequently, because topping up detection conduit can be formed by more heat-resisting material, so topping up detection conduit can bear, compared with inflation detection conduit, the temperature significantly increased。This fire extinguishing system is thus having an advantage in that it can operate in temperature conditions widely。Such as, this fire extinguishing system can be installed on temperature under normal operations and can reach in the engine room of 150 DEG C。
It is spaced apart by the piston being removably arranged in interface container according to an embodiment, the gas compartment and fluid space。This embodiment has an advantage in that then interface container may be mounted on any direction if piston is relative to the inner wall sealing of interface container。Additionally, such piston can hold the position sensor for monitoring the detection fluid level in interface container。
According to an embodiment, piston is suitable for swimming on the detection liquid of the liquid in interface container。Such piston can hold the sensor for monitoring the detection fluid level in interface container。Although this embodiment has an advantage in that piston is not relative to the inner wall sealing of interface container, but the detection fluid level in interface container can be monitored。
According to an embodiment, interface container is formed by rustless steel。
According to an embodiment, piston includes position sensor, such as, for instance magnet, and this position sensor is for monitoring the position of piston in interface container。This allows to any easy way to monitor the position of piston。
According to an embodiment, piston is relative to the inner wall sealing of interface container, so as to make interface container be mounted in any direction。
Detection conduit is preferably formed by thermoplastic material such as thermoplastic fluoropolymer。This has an advantage in that detection conduit can resist of a relatively high temperature, and this is advantageous in the application that normal running temperature is of a relatively high。
According to preferred embodiment, breathable detection conduit is formed by ETFE, this is because the mechanical performance of this material and have the ability of the of a relatively high temperature of opposing。
According to an embodiment, controlling module and include pressure regulator, this pressure regulator is suitable for the pressure in detection conduit is maintained at predetermined level。Therefore, the pressure of the gas source of pressurization is reduced appropriate to the stress level of detection conduit by pressure regulator。This have an advantage in that driving gas (gas source namely pressurizeed) be configured to drive firing-fighting medium from its memorizer out, the firing-fighting medium of gaseous state maybe can be utilized to make detection conduit pressurize。
According to an embodiment, fire extinguishing system includes dip-tube, and this dip-tube is arranged for from memorizer, firing-fighting medium is fed to described fire extinguishing line。
Preferably, dip-tube extends to the bottom of firing-fighting medium memorizer。
According to an embodiment, fire extinguishing system also includes pressure controller, and this pressure controller is arranged to the pressure in monitor and detection conduit。
Pressure controller can include pressure switch, and this pressure switch is arranged to open warning system when the pressure detected in conduit drops to below predetermined value。This has an advantage in that such as when breaking out of fire, it is possible to warning operator。
According to an embodiment, interface container is the cylinder of circle。
Accompanying drawing is sketched
It is described more fully the present invention now with reference to accompanying drawing, wherein:
Fig. 1 is the perspective schematic view of the fire extinguishing system of the embodiment according to the disclosure。
Fig. 2 illustrates a part for the fire extinguishing system of Fig. 1。
Fig. 3 is the schematic side elevation of the fire extinguishing system of the optional embodiment according to the disclosure。
Preferred embodiment describes
Fig. 1 illustrates the fire extinguishing system 1 of the embodiment according to the disclosure。Fire extinguishing system 1 can such as be arranged in the engine room 4 of vehicles (not shown), as shown in Figure 1, shown schematically。When fire extinguishing system 1 discharges, extinguishing fluid is injected in engine room 4 with cooling with the form of the mist of atomization and extinguishes fire。
Fire extinguishing system 1 includes the pressure vessel 3 for extinguishing fluid, with the control module of the form of relief valve 5, fire extinguishing line 8 and detection system 11。Fire extinguishing line 8 includes several nozzle 7 and tubing 9。Detection system 11 includes the detection conduit 15 of the topping up of pressurization。Each of which in fire extinguishing line 8 and detection conduit 15 is connected to relief valve 5。
Pressure vessel 3 is design known per se, and forms two rooms: for the first Room of extinguishing fluid with for driving the second Room of gas。Pressure vessel room is spaced apart by piston, and this piston is removably arranged in pressure vessel 3 and is sealed relative to cylindrical wall by sealing ring。When delivery, fire extinguisher container 3 is filled with to fire-extinguishing fluid and the driving of about 105 bars pneumatic。
Relief valve 5 is arranged to respond to open extinguishing fluid from pressure vessel 3 to the supply of fire extinguishing line 8 in the pressure drop broken in the detection conduit 15 caused by detection conduit 15。When relief valve 5 is opened, extinguishing fluid is discharged to fire extinguishing line 8 from pressure vessel 3 through the outlet of relief valve 5。
Fig. 2 illustrates the detection system 11 of the fire extinguishing system 1 shown in Fig. 1。Detection system 11 includes the gentle liquid interface portion 17 of detection conduit 15 of gas container 13, topping up, and gas container 13 is used for holding gas-pressurized, and the detection conduit 15 of topping up is fluidly connected to gas container 13 by gas-liquid interface portion 17。Detection conduit 15 is breathable。
It is arranged to control gas-pressurized flowing between the gentle liquid interface portion 17 of gas container 13 with the first valve 19 of the form of ball valve。When the first valve 19 is opened, gas container 13 and gas-liquid interface portion 17 are in fluid communication。Second valve 21 is arranged to the flowing controlling liquid between the detection conduit 15 of gas-liquid interface portion 17 and topping up。When the second valve 21 is opened, gas-liquid interface portion 17 is in fluid communication with detection conduit 15。When detection system 11 starts, each of which in the first valve 19 and the second valve 21 is arranged on the position opened。
In this embodiment, gas container 13 is filled with the nitrogen being forced into about 24 bars。Alternatively, gas container can be filled with such as carbon dioxide or argon。
Gas-liquid interface portion 17 includes the cylindrical pressure vessel of the form with steel pipe 23, and this pressure vessel is also known as interface container。Interface container 23 includes cylindrical wall 25, lower end wall 27 and upper end wall 29。Interface container 23 forms two spaces: for the first space 31 of gas-pressurized with for detecting the second space 33 of liquid。The gas compartment 31 and fluid space 33 can be spaced apart with piston space。In the present embodiment, the gas compartment 31 and fluid space 33 piston 35 are spaced apart, and piston 35 is the form swimming in the floating discoidal element on the surface of the detection liquid in interface container 23。In the present embodiment, piston 35 does not seal against cylindrical wall 25。Therefore, interface container 23 is arranged in upright position, and wherein the gas compartment 31 is positioned at above fluid space 33, i.e. the gas compartment 31 compared with fluid space 33 at higher vertical horizontal plane place。Alternatively, piston 35 can seal against cylindrical wall 25。Then, interface container 23 can be arranged in any position, namely flatly or make fluid space 33 be positioned at above the gas compartment 31。
Piston 35 is magnetic, and gas-liquid interface portion 17 also includes the first magnetic switch 37 and the second magnetic switch 39, when magnetic piston 35 arrives predetermined upper water plane, the first magnetic switch 37 starts, and when piston 35 arrives predetermined lower horizontal surface, the second magnetic switch 39 starts。Magnetic switch 37,39 is for monitoring the position of piston 35 in interface container 23。
The upper end wall 29 of interface container is connected to the first valve 19 by airtight tube portion 41。When the first valve (being namely arranged on the valve on gas container 13) is arranged on open position, gas container 13 is in fluid communication via the first Room 31 of tube portion 41 with interface cylinder 23。
It is connected to the second valve 21 of detection conduit 15, is arranged in lower end wall 27 place of interface container 23。Therefore, the second valve 21 controls the flowing between the fluid space 33 and detection conduit 15 of interface container 23 of the detection liquid。When the second valve 21 is arranged on open position, fluid space 33 is in fluid communication with detection conduit 15, and detects liquid and can flow in and out detection conduit and change to compensate pressure。Because gas is compressible fluid, therefore the gas volume in interface container 23 can be compressed to the less volume with higher pressure。This significant pressure allowed in the detection conduit 15 being filled with incompressible fluid avoiding being caused by the temperature of the rising in detection conduit 15 installation place increases。Therefore, the gas compartment 31 and the volume of each in fluid space 33 are not all constant, but slightly can change in response to the ambient temperature of change of the electromotor in detection conduit 15 installation place and/or the operating condition of change。
It is arranged to the pressure in sensing detection system 11 with the pressure controller of the form of pressure switch 43。The pressure switch 43 being arranged on interface cylinder 23 is connected to fire alarm system 45, and when fire alarm system 45 starts, namely when detection system 11 detects fire, fire alarm system 45 produces warning that is audible and/or that can be seen that。For this, fire alarm system 45 includes audible alarm unit 47 and the alarm unit 49 that can be seen that, illustrates to meaning property as shown in Figures 1 and 2。If the pressure that pressure switch 43 is configured in detection system is reduced to below predetermined value, start warning system 45。Such as, if the pressure that pressure switch 43 can be configured in detection conduit 15 is reduced under 4 Palestine and Israels, warning system 45 is started。
Detection system 11 includes end plug 51, and end plug 51 for being connected to the relief valve 5 of fire extinguishing system by detection conduit 15, as shown in fig. 1。End plug 51 is arranged in the end of detection conduit 15, and is connected to fire extinguishing system 1 in a known manner。
Pressure controller 43 can be configured to the electricity produced for starting relief valve 5 and triggers signal 48, and as shown in Fig. 1-Fig. 2, meaning property illustrates。Additionally, pressure controller 43 can be configured to produce for such as automatically cutting off electromotor, automatically cuts off fuel and automatically cuts off the signal of function of electric power。
Detection system 11 also includes pressure meter 53, and pressure meter 53 illustrates the actual pressure of the gas in detection system gas cylinder 13。
Fire extinguishing system 1 may be mounted in much different applications。The ambient temperature of system installation place can such as change between-20 DEG C to 60 DEG C。If system 1 is arranged in vehicles room 4, then the heat owing to being produced by electromotor, ambient temperature can be even higher, for instance, such as 150 DEG C。Therefore, detection conduit 15 should be able to bear relatively high temperature。Preferably, detection conduit 15 is formed by thermoplastic fluoropolymer (such as, such as ETFE), and this thermoplastic fluoropolymer has suitable mechanical performance and relatively high thermostability。Because when higher ambient temperature, gas pressure can be higher than when the ambient temperature reduced, so the change of the ambient temperature in engine room 4 causes the pressure in interface cylinder 23 to change。Therefore, the volume of each in the gas compartment 31 and fluid space 33 can change slightly in response to the operating condition of the ambient temperature of the change of electromotor and/or change。
Detection system 11 can such as be arranged in bus engine room。In engine room 4 during (detection system 11 installation place) breaking out of fire, due to the heat that fire produces, detection conduit 15 bursts。Thus, detection liquids and gases leak from detection conduit 15。It is then detected that the pressure in conduit 15 declines。When the pressure detected in conduit 15 drops to predetermined value, the relief valve 5 on extinguishing fluid container 3 starts, and is namely opened from the supply of the extinguishing fluid of memorizer 3, and extinguishing fluid discharges from pressure vessel 3。Then, extinguishing fluid is ejected in engine room 4 through the nozzle 7 of fire extinguishing line 8, in order to extinguishing fire, the dotted arrow in Fig. 1 is schematically illustrated。It addition, pressure switch 43 starts warning system 45 to warn operator, for instance bus driver: engine fires detected in room 4。
Fig. 3 illustrates the fire extinguishing system 101 of the second embodiment according to the disclosure。Fire extinguishing system 101 can such as be arranged in the engine room of the vehicles。When fire extinguishing system 101 discharges, extinguishing fluid is ejected in room with cooling with the form of water smoke and extinguishes fire。
Fire extinguishing system 101 includes pressure vessel 103, control module 105, fire extinguishing line 108 and topping up detection conduit 115, and pressure vessel 103 is for the extinguishing fluid 102 of storing pressurized, and fire extinguishing line 108 is used for discharging extinguishing fluid 102。Detection conduit 115 is breathable。
Extinguishing fluid 102 is pressurized to about 100 bar by driving gas 106 (such as nitrogen)。Therefore, the pressure in pressure vessel 103 is about 100 bar。
Fire extinguishing system 101 also includes gas-liquid interface portion 117, and detection conduit 115 is fluidly connected to control module 105 by gas-liquid interface portion 117 via airtight tube portion 141。
Control module 105 known per se is suitable for the pressure drop in sensing detection conduit 115, and is suitable for opening firing-fighting medium 102 from pressure vessel 103 to the supply of the fire extinguishing line 108 controlling module 105。
Controlling module 105 and include relief valve (not shown), relief valve is arranged to respond to open extinguishing fluid 102 from pressure vessel 103 to the supply of fire extinguishing line 108 in the pressure drop broken in the detection conduit 115 caused by detection conduit 115。When the relief valve is open, fire-extinguishing fluid 102 is discharged to fire extinguishing line 8 from pressure vessel 103 through the outlet of relief valve。
Controlling module 105 and also include pressure regulator (not shown), pressure regulator is for controlling the pressure in catheter pressure 115。Gas-liquid interface portion 117 is fluidly connected to the pressurized-gas source 106 being stored in pressure vessel 103 by pressure regulator, and pressure regulator is for being pressurized to the less pressure of pressure in notable specific pressure container 103 by detection conduit 115。Generally, to be the pressure in about 24 bars and pressure vessel 103 be about 100 bar of the pressure in detection conduit 115。Therefore, the pressure in detection conduit 115 is set up by controlling the pressure regulator of module 105, and pressure regulator reduces the higher gas pressure in pressure vessel 103 to set up the relatively low pressure in detection conduit 115。If owing to variations in temperature, the pressure change in firing-fighting medium container 103, then pressure regulator keeps the pressure of the inside in detection conduit 115 in less constant predetermined level。Therefore, gas-liquid interface portion 117 thus be fluidly connected to the pressurized-gas source of pressure vessel 103 via pressure regulator。
Fire extinguishing system 101 also includes dip-tube 110, dip-tube 110 is connected to the relief valve controlling module 105, and extends to the bottom of pressure vessel 103 so that in upright position, the opening of dip-tube is immersed in the extinguishing fluid 102 being stored in pressure vessel 103, as shown in Figure 3。
Fire extinguishing line 108 is connected to the relief valve controlling module 105, and relief valve is fluidly connected to dip-tube 110, for when starting relief valve, namely when the pressure detected in conduit 115 drops to below predetermined value, extinguishing fluid 102 is discharged to fire extinguishing line 108 from container 103。
Gas-liquid interface portion 117 includes the pressure vessel of the form with steel cylinder 123, and pressure vessel is also known as interface container。Interface container 123 includes cylindrical wall 125, lower end wall 127 and upper end wall 129。Interface container 123 forms two spaces: for the first space 131 of gas-pressurized with for detecting the second space 133 of liquid。The gas compartment 131 and fluid space 133 piston 135 being removably arranged in interface container 123 are spaced apart。Piston 135 can pass through sealing ring and seal relative to cylindrical wall 125。
The upper end wall 129 of interface container is connected to pressure controller by airtight tube portion 141。
The flowing controlling detection liquid between interface container 103 and detection conduit 115 it is arranged to the valve 121 of the form of ball valve。When detection system 111 starts, valve 121 is arranged on the position opened。Then detection conduit 115 and gas-liquid interface portion 117 fluid connection, and detect fluid and can flow in and out detection conduit 115 and change to compensate pressure。Because gas is compressible fluid, therefore the gas volume in interface container 123 can be compressed into the less volume with higher pressure。This significant pressure allowed in the detection conduit 115 being filled with incompressible fluid avoiding being caused by the temperature of the rising in detection conduit 115 installation place increases。Therefore, the gas compartment 131 and the volume of each in fluid space 133 are not all constant, but slightly can change in response to the ambient temperature of change of the electromotor in detection conduit 115 installation place and/or the operating condition of change。
In detecting the room that conduit 115 is installed during breaking out of fire, due to the heat that fire produces, detection conduit 115 bursts。Therefore, detection liquid leaks from detection conduit 115。It is then detected that the pressure in system 111 declines。When the pressure in detection system 111 drops to below predetermined value, the relief valve controlling module 105 starts。Then, the supply of extinguishing fluid 102 is opened, and namely fire extinguishing line 108 is in fluid communication with firing-fighting medium container 103, it is allowed to be discharged under the effect driving gas 106 of the extinguishing fluid 102 pressurization in pressure vessel。
Therefore, fire extinguishing system 101 includes the pressure vessel 103 for holding gas-pressurized, controls the gentle liquid interface portion 117 of detection conduit 115 of module 105, topping up, and the detection conduit 115 of topping up is connected to press drum 103 by gas-liquid interface portion 117。
The pressure regulator controlling module 105 is arranged between the gentle liquid interface portion 117 of pressure vessel 103 such that it is able to make detection conduit 115 be operated at the notable stress level lower than the pressure in firing-fighting medium container 103。Such as, when the fire-extinguishing fluid in pressure vessel 103 is pressurized to about 100 bar, the pressure of detection conduit 115 can be about 24 bars。
Should be understood that a lot of changes of embodiments described above are possible within the scope of the appended claims。
With reference to Fig. 1-Fig. 3, being described above, the gas compartment of interface container and fluid space can be spaced apart with the piston being removably arranged in interface container。In alternative embodiments, the gas compartment and fluid space are spaced apart by the piston being removably arranged in interface container and sealed relative to cylindrical wall 25 by sealing ring。
Being described above, the gas compartment and fluid space can be spaced apart with piston。Should be understood that the gas compartment and fluid space not necessarily separate with piston。When the piston that the gas compartment and fluid space are not spaced apart by interface container, need interface cylinder is installed in a certain direction, such as, the gas compartment is made to stand on horizontal plane place higher compared with fluid space, to give detection conduit pressurization in the way of suitable。
With reference to Fig. 3, being described above, firing-fighting medium can be the fluid of liquid form。Should be understood that firing-fighting medium can be the fluid of gas form, such as, for instance carbon dioxide, nitrogen, argon or compression air。
Being described above, detection conduit is connected to the relief valve of fire extinguishing system, and relief valve starts in response to by the pressure drop broken in the detection conduit caused of detection conduit。Should be understood that relief valve can be configured to be triggered signal 48 (shown in Fig. 1-Fig. 2) by electricity and starts, this electricity triggers signal and is produced in response to by the pressure drop broken in the detection conduit caused of detection conduit by controlling module。Start if relief valve is arranged to be triggered signal by such electricity, then detection conduit is not necessarily connected to relief valve。Therefore, can starting according to the fire extinguishing system of the disclosure, as described hereinbefore with reference to Fig. 1-Fig. 3, and/or the electricity passing through to be produced by control module triggers signal caller and starts dynamicly hydropneumatic。

Claims (10)

1. a fire extinguishing system, including:
The detection conduit (15 of pressurization；115),
Fire extinguishing line (8；108), it is with described detection conduit (15；115) separate, and
Control module (5；105), it is suitable for sensing described detection conduit (15；115) pressure drop in and being suitable for opens firing-fighting medium from memorizer (3；103) to described fire extinguishing line (8；108) supply,
Described fire extinguishing system is characterised by:
Described detection conduit (15；115) it is breathable and is filled with detection liquid, and
Described fire extinguishing system also includes gas-liquid interface portion (17；117), described gas-liquid interface portion (17；117) by described detection conduit (15；115) gas source (13 of pressurization it is fluidly connected to；103,106), wherein said gas-liquid interface portion (17；117) interface container (23 is included；123), described interface container (23；123) gas compartment (31 is defined；131) and fluid space (33；133), the described gas compartment (31；131) with the gas source (13 of described pressurization；106) connection, described fluid space (33；133) with described detection conduit (15；115) connection。
2. fire extinguishing system according to claim 1, the wherein said gas compartment (31；131) and described fluid space (33；133) by being removably arranged in described interface container (23；123) piston (35 in；135) it is spaced apart。
3. fire extinguishing system according to claim 2, wherein said piston (35) includes for monitoring the magnet of the position of piston (35) described in described interface container (23)。
4. the fire extinguishing system according to any one of claim 2 to 3, wherein said piston (35；135) relative to described interface container (23；123) inwall (19) seals。
5. according to fire extinguishing system in any one of the preceding claims wherein, wherein said detection conduit (15；115) formed by thermoplastic material such as thermoplastic fluoropolymer。
6. according to fire extinguishing system in any one of the preceding claims wherein, wherein said detection conduit (115) is connected to the gas source (103 of described pressurization via pressure regulator (105), 106), described pressure regulator (105) is suitable for the pressure in described detection conduit (115) is maintained at predetermined level。
7. fire extinguishing system according to claim 6, wherein said fire extinguishing system includes dip-tube (110), and described dip-tube is arranged for from described memorizer (103), firing-fighting medium (102) is fed to described fire extinguishing line (108)。
8. fire extinguishing system according to claim 7, wherein said dip-tube (110) extends to the bottom of described firing-fighting medium memorizer (103,102)。
9. according to fire extinguishing system in any one of the preceding claims wherein, also including pressure controller (43), described pressure controller is arranged to monitor described detection conduit (15；115) pressure in。
10. according to fire extinguishing system in any one of the preceding claims wherein, also including pressure switch (43), described pressure switch is arranged to open warning system (45) when the pressure in described detection conduit (15) drops to below predetermined value。
CN201480058984.7A 2013-10-30 2014-10-30 Fire extinguishing system Active CN105705205B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13190809.7 2013-10-30
EP20130190809 EP2868351A1 (en) 2013-10-30 2013-10-30 Fire extinguishing system
PCT/EP2014/073353 WO2015063219A1 (en) 2013-10-30 2014-10-30 Fire extinguishing system

Publications (2)

Publication Number Publication Date
CN105705205A true CN105705205A (en) 2016-06-22
CN105705205B CN105705205B (en) 2019-07-26

Family

ID=49513795

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480058984.7A Active CN105705205B (en) 2013-10-30 2014-10-30 Fire extinguishing system

Country Status (10)

Country Link
US (1) US11534639B2 (en)
EP (2) EP2868351A1 (en)
JP (1) JP6449313B2 (en)
CN (1) CN105705205B (en)
AU (1) AU2014343680B2 (en)
BR (1) BR112016009867B1 (en)
CA (1) CA2928621A1 (en)
CL (1) CL2016001006A1 (en)
ES (1) ES2849550T3 (en)
WO (1) WO2015063219A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10814152B1 (en) * 2018-03-27 2020-10-27 Frederick Aryee Automatic fire extinguisher
KR102681372B1 (en) 2019-09-06 2024-07-03 현대자동차주식회사 Fire extinguishing system for tire of vehicle
KR20210115086A (en) 2020-03-11 2021-09-27 현대자동차주식회사 Battery release system for vehicle
KR20210114625A (en) 2020-03-11 2021-09-24 현대자동차주식회사 Battery release system for vehicle
KR20210114624A (en) 2020-03-11 2021-09-24 현대자동차주식회사 Fire extinguishing system for tire of vehicle
KR20220006666A (en) 2020-07-08 2022-01-18 현대자동차주식회사 Fire spreading prevention system for vehicle
KR20220011237A (en) 2020-07-20 2022-01-28 현대자동차주식회사 Fire extinguishing system for vehicle
CN113289285B (en) * 2021-04-20 2022-05-20 江苏大学 Battery pack device with fire extinguishing function by using fire detection pipe and control method thereof
KR20220152918A (en) * 2021-05-10 2022-11-17 삼성에스디아이 주식회사 Fire extinguishing Systyem of Energy Storage System
CN113775056A (en) * 2021-08-23 2021-12-10 王浩宇 Energy-conserving fire prevention steel construction of green building
DE102021134603B4 (en) 2021-12-23 2023-11-02 Vti Ventil Technik Gmbh Trigger device for a fire extinguishing arrangement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252163A (en) * 1990-12-11 1992-07-29 David Laurence Melton Temperature sensing apparatus
US5954138A (en) * 1996-03-20 1999-09-21 Ceodeux-Fire Extinguisher Valves Technology S.A. Fire extinguisher valve and fire-extinguishing equipment
WO2011141361A1 (en) * 2010-05-11 2011-11-17 Fiwarec Valves & Regulators Gmbh & Co. Kg Automatic fire extinguishing system
CN103845833A (en) * 2014-03-11 2014-06-11 中国科学技术大学 Double-fluid jet water mist fire gun
EP2308567A3 (en) * 2009-10-08 2014-10-29 Kidde Technologies Inc. Fire suppression system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160699A (en) 1960-06-27 1964-12-08 Canon Camera Co Photographic zoom objective
US3034502A (en) 1960-06-28 1962-05-15 Douglas W Lund Infant holder
GB1357010A (en) * 1971-05-03 1974-06-19 Chubb Fire Security Ltd Fire-extinguishing apparatus
JPS5836048Y2 (en) 1977-08-01 1983-08-13 古河電気工業株式会社 temperature detector
JPS5836049Y2 (en) 1977-08-01 1983-08-13 古河電気工業株式会社 temperature detector
US4297687A (en) * 1980-02-22 1981-10-27 Caterpillar Tractor Co. Leak detection apparatus
DE3506152A1 (en) 1985-02-22 1986-08-28 Festo KG, 7300 Esslingen MONITORING DEVICE IN THE FORM OF A PNEUMATIC CIRCUIT ARRANGEMENT
EP0508832B1 (en) 1991-04-11 1996-08-14 Brissco Equipment Limited Methods and apparatus for temperature sensing
US5621389A (en) * 1995-06-05 1997-04-15 Whittaker Corp. Apparatus for detecting a fire having a liquid filled sensor tube and compensation for changes in ambient temperature
US6059046A (en) * 1998-03-05 2000-05-09 Grunau Company, Inc. Low pressure carbon dioxide fire protection system for semiconductor fabrication facility
US6161624A (en) * 1999-11-29 2000-12-19 The United States Of America As Represented By The Secretary Of The Air Force Linear fire extinguisher
JP4398039B2 (en) 2000-01-24 2010-01-13 日本炭酸瓦斯株式会社 Device for sending the filler in the container together with the high-pressure gas for pushing
US20040084193A1 (en) * 2002-11-01 2004-05-06 Tseng Jing Shiong Automatic anti-fire apparatus for vehicles
US20050269109A1 (en) * 2004-06-03 2005-12-08 Maguire James Q Method of extinguishing fires
GB2436350A (en) 2006-03-22 2007-09-26 Shield Medicare Ltd Multi compartment dispenser with gas cartridge activator and dispensing inhibitor
DE102010028858A1 (en) * 2010-05-11 2011-11-17 Fiwarec Valves & Regulators Gmbh & Co. Kg Valve
US9573005B2 (en) * 2012-01-10 2017-02-21 Chs Gmbh Protection device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252163A (en) * 1990-12-11 1992-07-29 David Laurence Melton Temperature sensing apparatus
US5954138A (en) * 1996-03-20 1999-09-21 Ceodeux-Fire Extinguisher Valves Technology S.A. Fire extinguisher valve and fire-extinguishing equipment
EP2308567A3 (en) * 2009-10-08 2014-10-29 Kidde Technologies Inc. Fire suppression system
WO2011141361A1 (en) * 2010-05-11 2011-11-17 Fiwarec Valves & Regulators Gmbh & Co. Kg Automatic fire extinguishing system
CN103845833A (en) * 2014-03-11 2014-06-11 中国科学技术大学 Double-fluid jet water mist fire gun

Also Published As

Publication number Publication date
ES2849550T3 (en) 2021-08-19
JP6449313B2 (en) 2019-01-09
US20160279453A1 (en) 2016-09-29
EP3062893A1 (en) 2016-09-07
JP2016534850A (en) 2016-11-10
US11534639B2 (en) 2022-12-27
WO2015063219A1 (en) 2015-05-07
CN105705205B (en) 2019-07-26
BR112016009867A2 (en) 2017-08-01
EP2868351A1 (en) 2015-05-06
BR112016009867B1 (en) 2021-11-09
CL2016001006A1 (en) 2017-01-13
CA2928621A1 (en) 2015-05-07
AU2014343680B2 (en) 2019-03-28
EP3062893B1 (en) 2020-12-16

Similar Documents

Publication Publication Date Title
CN105705205A (en) Fire extinguishing system
AU2014343680A1 (en) Fire extinguishing system
JP2010500248A (en) Expansion tank with predictive sensor
US9004189B2 (en) Protective device having a pressure tank
CN109499027A (en) A kind of perfluor hexanone battery compartment fire extinguishing system
CN106481859B (en) A kind of vehicle-mounted extinguishing device valve and fire extinguishing system
CN203507360U (en) Automatic superfine dry powder extinguishing device
CN202152477U (en) Automatic detecting gas pressure tank
CN105536180A (en) Gas generator drive based fire extinguisher adopting normal-pressure liquid fire extinguishing agent
EP2722077A1 (en) Fire detection system
GB2434416A (en) A container for a combustible substance
CN205391516U (en) Fire prevention ware disappears based on pneumatic bellow drive ordinary pressure liquid fire extinguishing agent
CN210845050U (en) Fire extinguishing system for automobile engine compartment
US20140157890A1 (en) Method And Apparatus In A Medium Source Of A Fire-Fighting System
JP2014188302A5 (en)
CN211158273U (en) Fire early warning device for special vehicle five-prevention area
CN209967500U (en) Fire extinguishing device with fire detection tube capable of preventing false start
CN2815956Y (en) Liquid-storage pot of isolating burst by nitrogen
CN206741656U (en) One kind fire prevention intelligent robot
CN206463380U (en) Small space fire-fighting equipment
JP4437275B2 (en) Fire extinguisher for installation in range hood
CN211010790U (en) Automatic alarming function's atmospheric pressure jar
TWI572524B (en) Anti-rolling airbag system
US20220291076A1 (en) Leakage detection unit with variable size orifice
CN217880494U (en) Vehicle with a steering wheel

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant